Heads up: at least one of these records is a tracked record — the wins and losses Kill The Body has ingested so far, not an independently verified career total. Treat the comparison as a read on the bouts we hold, not a settled ledger.
Mark Jeffers (1-1 across 2 tracked bouts) and Zak Chelli (17-3-1) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share no common opponents in Kill The Body's bout data.
Mark Jeffers vs Zak Chelli — record, stats and common opponents compared
Head to Head
Mark Jeffers leads 1–0- Mark Jeffers wonChelli vs JeffersJul 1, 2023 · UD
The Numbers
- 1-1
- Record
- 17-3-1 (edge)
- 50%
- Win %
- 83.3% (edge)
- 0
- Wins by knockout
- 9 (edge)
- —
- KO rate
- 52.94%
- 0%
- Stoppage rate (tracked wins)
- 53% (edge)
- 1
- Times stopped
- 0 (edge)
- 0
- Title reigns
- 0
- 0.9
- Bouts per year
- 2.3 (edge)
- 2
- Bouts tracked
- 21
One or both records are tracked, not career-verified.
Counted from bouts Kill The Body has ingested, not a career total.
Counted from bouts Kill The Body has ingested, not a career total.
Across each fighter's tracked career span.
Tale of the Tape
- —
- Height
- 6′0″ (183 cm)
- —
- Age
- 28
- —
- Stance
- Orthodox
How They Win
Tracked bouts onlyMark Jeffers · 1 wins
KO/TKO
0
Decision
1
Other
0
Zak Chelli · 17 wins
KO/TKO
9
Decision
7
Other
1
Counted from the bouts Kill The Body has ingested for each fighter (2 and 21 respectively), not from a career-complete method table.
Common Opponents
No opponents in common across the bouts Kill The Body has tracked for these two.
Current Form
Mark Jeffers
LW
L1 streak · last fought Oct 4, 2025
Zak Chelli
WWLWW
W2 streak · last fought May 9, 2026
Common Questions
- Have Mark Jeffers and Zak Chelli ever fought each other?
- Yes. Mark Jeffers and Zak Chelli met once on July 1, 2023, and Mark Jeffers won by UD.
- Who has the better record, Mark Jeffers or Zak Chelli?
- Mark Jeffers is 1-1 across the 2 bouts Kill The Body has tracked and Zak Chelli is 17-3-1. Zak Chelli has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
- Who has more knockouts, Mark Jeffers or Zak Chelli?
- Mark Jeffers has 0 knockout wins and Zak Chelli has 9. Zak Chelli has more.
- Do Mark Jeffers and Zak Chelli have any common opponents?
- Kill The Body's bout data shows no opponents that both Mark Jeffers and Zak Chelli have faced.
- How much fight data does Kill The Body have on Mark Jeffers and Zak Chelli?
- This comparison is drawn from 2 bouts tracked for Mark Jeffers and 21 bouts tracked for Zak Chelli. Method and activity splits reflect those bouts only.